From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 21 Sep 2023 10:19:40 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qjEuT-005f8X-PZ for lore@lore.pengutronix.de; Thu, 21 Sep 2023 10:19:40 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qjEuR-00064y-NI for lore@pengutronix.de; Thu, 21 Sep 2023 10:19:40 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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Thu, 21 Sep 2023 10:18:26 +0200 Received: from [2a0a:edc0:2:b01:1d::c0] (helo=ptx.whiteo.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qjEtG-007sl4-4n; Thu, 21 Sep 2023 10:18:26 +0200 Received: from sha by ptx.whiteo.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1qjEtG-00AfDG-2O; Thu, 21 Sep 2023 10:18:26 +0200 Date: Thu, 21 Sep 2023 10:18:26 +0200 To: Ahmad Fatoum Cc: barebox@lists.infradead.org Message-ID: <20230921081826.GF637806@pengutronix.de> References: <20230913125715.2142524-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230913125715.2142524-1-a.fatoum@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230921_011827_766117_21A692DB X-CRM114-Status: GOOD ( 20.74 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH 0/3] ARM: support booting arbitrary ELF executables X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Wed, Sep 13, 2023 at 02:57:12PM +0200, Ahmad Fatoum wrote: > Unlike MIPS and kvx, where ELF is used as kernel image format, Linux > ARM support defines its own flattened format. > > Other kernels may be distributed as ELF images though, so it makes > sense to enable booting of ELF images on ARM as well. > > This has been tested booting FreeRTOS ELF executables on the ZynqMP. > > Note that this will refuse to boot kernel ELF images as those have > type dyn, while the common ELF code in barebox will only boot type exec. > > Ahmad Fatoum (3): > common: elf: support loading to address 0 > ARM: add support for booting ELF executables > kbuild: support generating stripped ELF files for PBL Applied, thanks Sascha > > Makefile | 4 +-- > arch/arm/cpu/Makefile | 1 + > arch/arm/cpu/bootm-elf.c | 56 ++++++++++++++++++++++++++++++++++++++ > arch/arm/include/asm/elf.h | 5 ++++ > common/elf.c | 17 ++++++++---- > images/Makefile | 10 +++++-- > include/elf.h | 1 + > 7 files changed, 83 insertions(+), 11 deletions(-) > create mode 100644 arch/arm/cpu/bootm-elf.c > > -- > 2.39.2 > > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |